<HTML><HEAD><TITLE>get_param_value(+NameValuePairs, +Name, ?Value)</TITLE>
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<H1>get_param_value(+NameValuePairs, +Name, ?Value)</H1>
Look up the value of a posted parameter
<H2>Description</H2>
Look up the value of a posted parameter. Returns an empty string
    if there is no parameter with the given name. Name must be an atom.
<H2>See Also</H2>
<A HREF="../../lib/cgi/posted_params-1.html">posted_params / 1</A>, <A HREF="../../lib/cgi/substitute_placeholders-3.html">substitute_placeholders / 3</A>
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